DRINKING WATER
Empowering Smarter Decisions With Pipeline Data
Through case studies and technical insights, this paper demonstrates how utilities can use inspection tools, valve assessments, structural modeling, and predictive analytics to make informed decisions.
DRINKING WATER CASE STUDIES AND WHITE PAPERS
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Filter Membrane Predictive Maintenance
At manufacturing operations using ultrafiltration systems, the ultrafiltration membranes are used for numerous batches without replacement, using Clean-In-Place (CIP) operations in between batches to maintain filter performance. However, ineffective CIP cycles or long-term fouling or degradation of the filter membrane can result in increased cycle times to move the desired amount of product through the filter, lost yield as the product is unable to permeate the filter, or poor product quality as membrane failure may occur.
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American SpiralWeld Supports The Road To Local And Regional Progress In South Carolina
When the Hugh K. Leatherman Sr. Terminal opens in North Charleston in 2021, container traffic traveling to and from it will use the new Port Access Road, a direct route from I-26 that will reduce the need for commercial trucks to use local roads. Supporting the mainline road’s foundation piers will be South Carolina made spiral-welded structural steel pipe installed as vertical piles driven 60 to 90 feet into the ground. Spiral-welded steel will also be used in the subfoundations of associated new bridges and roads.
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Multifamily Complexes: The Rise Of Smart Water Management
Residential communities, whether they house dozens or hundreds of families, increasingly view themselves as miniature towns with unique needs and challenges. One area where this perspective is particularly evident is in water network management.
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City of San Juan Bautista
The City of San Juan Bautista, California, also known as the City of History, is a mission town nestled in the San Juan Valley. Some of the city’s infrastructure is over 100 years old. The city’s water meters were an aging mix of units from various manufacturers. The meters were losing accuracy and becoming unreliable, leading to a loss of billing revenue. In addition, manually reading the meters was a very inefficient way for the city’s small staff to spend their time. Also, like most California cities, water conservation in San Juan Bautista is a top priority. Helping customers find leaks and understand how much water they really use is an important step towards conservation.
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PFAS Filtration: Designing For Smaller OPEX And Footprint
Keys to bring down the cost of PFAS treatment for operations with limited resources — or any operation using media filtration.
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Eagle Mountain Eases Into Technology Upgrade With Sensus FlexNet EasyLink Solution
Learn how a Utah Water Utility adapted to rapid growth with the help of Sensus.
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FPI Mag Meter Meets The Needs Of A Water Distribution Plant In Italy
McCrometer, and channel partner Tecnova, were able to help meet the demands of this water distribution customer by identifying and supplying the necessary meter to satisfy their specific needs.
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Mag Meters For Water Transfer And Fracking Applications
Discover how water transfer is a challenging application in the oil and gas industry that demands durability and accurate flow measurement.
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How Water Utilities Can Transform Fragmented Data Into A Unified Asset For Operational Excellence
Water utilities stand at the intersection of legacy infrastructure and digital innovation. As demand grows and environmental pressures mount, utilities face the challenge of transitioning from siloed, fragmented data systems to cohesive platforms that unlock the full potential of digital transformation.
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Challenges In Ensuring Long-Term Water Quality (And How To Address Them)
Read about how mixers help prevent stratification, maintain consistent disinfectant distribution, and reduce sediment buildup, thereby mitigating public health risks associated with water storage.
DRINKING WATER APPLICATION NOTES
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HOD™ (Hydro-Optic Disinfection) UV Water Treatment For Bottled Water3/27/2025
The HOD™ (Hydro-Optic Disinfection) UV water treatment system by Atlantium Technologies represents a groundbreaking advancement in drinking water disinfection, particularly for the bottled water industry.
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Hydrogen Sulfide Removal From Water Using AquaSorb® CX-MCA2/19/2014
The “rotten egg” odor in some water supplies is caused by sulfide in water. Sulfide can be treated using oxidation techniques, the goal being to convert the sulfide to high oxidation state species such as sulfate to eliminate the taste and odor concerns. Traditional oxidation techniques such as ozone and chlorine can be used, but can be expensive due to the equipment required to add and monitor the oxidant, and can lead to by-products such as trihalomethanes (THMs), which are regulated in drinking water supplies.
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Real-Time Conductivity Monitoring Estimates Chloride Levels In Minnesota Watershed By Using The Aqua TROLL 20011/18/2011Monitoring deicing chemical levels can help researchers, city governments, and regulatory agencies understand runoff impacts on surface water, groundwater, and surrounding environments.
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Best Practices In Moist And Wet Gas Flow12/20/2021
The Wet Gas MASSter sensor is for use in applications that have a high level of moisture or condensation present in the gas flow stream that cannot otherwise be removed.
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The Role Of Zeta Potential In Water Treatment Process Control5/27/2020
Physical processes such as sedimentation, flotation and filtration remain at the heart of most process trains for the treatment of water and wastewater flows.
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The 'First Line Of Defense' In Protecting Membrane Filters8/9/2019
Multi-element, self-cleaning pretreatment filters optimize membrane filter life and production while minimizing maintenance and downtime.
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The Process Of Deionizing Water10/29/2021
Years ago, high purity water was used only in limited applications. Today, deionized (Dl) water has become an essential ingredient in hundreds of applications including: medical, laboratory, pharmaceutical, cosmetics, electronics manufacturing, food processing, plating, countless industrial processes, and even the final rinse at the local car wash.
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What Is Genclean Advanced Oxidation Disinfection Solution And What Is It Used For?2/18/2021
A non-toxic, advanced oxidation (AOP) formula of minerals chelated with oxygen and stabilized in an aqueous water solution. It is a viable option in industries and applications requiring a solution to challenging situations where high level effective sanitization and oxidation is required. Read more to learn how the Genclean advanced oxidation treatment solutions can be used in different applications.
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Water Determination In Liquefied Petroleum Gas Using GC BID And Ionic Liquid Column Watercol™6/28/2018
Water in petrochemical feedstocks can cause problems for processors. Freezing of pipe lines and valves and poisoning of expensive catalysts are just a few examples.
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Ultrapure Water For Determination of Toxic Elements In Environmental Analyses4/10/2018
In this paper the importance of reagent water quality for toxic element environmental analyses is discussed, and the suitability of fresh ultrapure water produced using MilliporeSigma water purification systems for ICP-OES and ICP-MS trace element analyses in environmental laboratories is demonstrated.
LATEST INSIGHTS ON DRINKING WATER
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Water pricing often fails to reflect scarcity, quality, or long-term risk, forcing companies to act internally. But this action is not being done in a vacuum. The ripple effect of internal water pricing is bound to impact water utilities, and ultimately, ratepayers and consumers.
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Misinformation and confusion could prevent some utilities from benefitting from the aqueous film-forming foam multidistrict litigation (AFFF MDL) settlements. Here are five common myths about the AFFF MDL PFAS settlements and how public water systems can make the most of this unprecedented funding opportunity.
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Every year on November 19, Water Mission observes World Toilet Day — a day designated by the United Nations to focus on the importance of safe sanitation for all.
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Global Water Outcomes expert notes that “water utilities are facing unprecedented challenges and opportunities,” citing the role of digital solutions moving forward.
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In this Q&A, Dr. Elke Süss of Metrohm addresses the urgent need for haloacetic acid testing in response to “one of the most significant updates to EU drinking water monitoring in recent years.”
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Amazon and Xylem partner to tackle Mexico’s leaking water systems as the country balances water scarcity and a growing tech sector.
ABOUT DRINKING WATER
In most developed countries, drinking water is regulated to ensure that it meets drinking water quality standards. In the U.S., the Environmental Protection Agency (EPA) administers these standards under the Safe Drinking Water Act (SDWA).
Drinking water considerations can be divided into three core areas of concern:
- Source water for a community’s drinking water supply
- Drinking water treatment of source water
- Distribution of treated drinking water to consumers
Drinking Water Sources
Source water access is imperative to human survival. Sources may include groundwater from aquifers, surface water from rivers and streams and seawater through a desalination process. Direct or indirect water reuse is also growing in popularity in communities with limited access to sources of traditional surface or groundwater.
Source water scarcity is a growing concern as populations grow and move to warmer, less aqueous climates; climatic changes take place and industrial and agricultural processes compete with the public’s need for water. The scarcity of water supply and water conservation are major focuses of the American Water Works Association.
Drinking Water Treatment
Drinking Water Treatment involves the removal of pathogens and other contaminants from source water in order to make it safe for humans to consume. Treatment of public drinking water is mandated by the Environmental Protection Agency (EPA) in the U.S. Common examples of contaminants that need to be treated and removed from water before it is considered potable are microorganisms, disinfectants, disinfection byproducts, inorganic chemicals, organic chemicals and radionuclides.
There are a variety of technologies and processes that can be used for contaminant removal and the removal of pathogens to decontaminate or treat water in a drinking water treatment plant before the clean water is pumped into the water distribution system for consumption.
The first stage in treating drinking water is often called pretreatment and involves screens to remove large debris and objects from the water supply. Aeration can also be used in the pretreatment phase. By mixing air and water, unwanted gases and minerals are removed and the water improves in color, taste and odor.
The second stage in the drinking water treatment process involves coagulation and flocculation. A coagulating agent is added to the water which causes suspended particles to stick together into clumps of material called floc. In sedimentation basins, the heavier floc separates from the water supply and sinks to form sludge, allowing the less turbid water to continue through the process.
During the filtration stage, smaller particles not removed by flocculation are removed from the treated water by running the water through a series of filters. Filter media can include sand, granulated carbon or manufactured membranes. Filtration using reverse osmosis membranes is a critical component of removing salt particles where desalination is being used to treat brackish water or seawater into drinking water.
Following filtration, the water is disinfected to kill or disable any microbes or viruses that could make the consumer sick. The most traditional disinfection method for treating drinking water uses chlorine or chloramines. However, new drinking water disinfection methods are constantly coming to market. Two disinfection methods that have been gaining traction use ozone and ultra-violet (UV) light to disinfect the water supply.
Drinking Water Distribution
Drinking water distribution involves the management of flow of the treated water to the consumer. By some estimates, up to 30% of treated water fails to reach the consumer. This water, often called non-revenue water, escapes from the distribution system through leaks in pipelines and joints, and in extreme cases through water main breaks.
A public water authority manages drinking water distribution through a network of pipes, pumps and valves and monitors that flow using flow, level and pressure measurement sensors and equipment.
Water meters and metering systems such as automatic meter reading (AMR) and advanced metering infrastructure (AMI) allows a water utility to assess a consumer’s water use and charge them for the correct amount of water they have consumed.